svn commit: r334830 - in head/sys: kern net vm

[Eitan Adler]

On 8 June 2018 at 01:31, Eitan Adler <lists at eitanadler.com> wrote:
> On 7 June 2018 at 22:40, Mateusz Guzik <mjg at freebsd.org> wrote:
>> Modified: head/sys/vm/uma_core.c
>> ==============================================================================
>> --- head/sys/vm/uma_core.c      Fri Jun  8 05:17:06 2018        (r334829)
>> +++ head/sys/vm/uma_core.c      Fri Jun  8 05:40:36 2018        (r334830)
>> @@ -2257,7 +2257,8 @@ uma_zalloc_arg(uma_zone_t zone, void *udata, int flags
>>         KASSERT(curthread->td_critnest == 0 || SCHEDULER_STOPPED(),
>>             ("uma_zalloc_arg: called with spinlock or critical section held"));
>>         if (zone->uz_flags & UMA_ZONE_PCPU)
>> -               MPASS((flags & M_ZERO) == 0);
>> +               KASSERT((flags & M_ZERO) == 0, ("allocating from a pcpu zone "
>> +                   "with M_ZERO passed"));
>
> After this I get a panic (inverted order)
>
> Panic: flags & MZERO @ uma_core.c line 2260
>
> fast_syscall_common
> amd64_syscall
> sys_ioctl
> kern_ioctl
> if_up
> in6_attach
> in6_update_ifa
> rtinit
> rtrequest1_fib
> uma_zalloc_arg
> zone_import
> zone_fetch_slab
> keg_fetch_slab
> keb_alloc_slab
> rtentry_zinit
> counter_u64_alloc
> uma_zalloc_arg
> ...

ofc, kgdb has an internal error trying to open the core.



-- 
Eitan Adler